Chinese government have enact laws to protect the environment, especially the oil drilling projects, so now all are in need of drilling waste mangement equipments, as an industry leader, again chosen by another big player, Sinopec. While if only consider a young private company, no one have expected this before, just like the big brothers heard a good solids control supplier from oversea clients, then they realized that we have such a good supplier in China, what the hell we are keeping looking for good ones from oversea.
As in China, water based mud are widely used, the waste cuttings mostly are water based mud waste. As better application, High G shaker are most suitable solution, considering economical, automatical and so on. Though the new verticle cuttings dryer from GN can handle, cost more money.
Then the normall process comes this way, the screw conveyor collect all the waste cuttings from the shale shaker, to the GN cuttings delivery unit, which contains 2 hose pump and a big hopper.
By the hose pump, the cuttings are pumped to the High G shale shaker.
Some sites also goes easier way, put some slop plate, guide all the cuttings to the High G shaker. If it works, then it does not matter.
The High G shaker separate the most of the cuttings away. The cleaned mud go to next step, premium decanter centrifuge.
The premium decanter centrifuge is a higher standard one in GN, lots of design to improve the flow, result, and life time. If want to know more, pls check the link. http://gnsolidscontrol.com/drilling-cuttings-management/
Anyway, when the screw pump catched the fluids from shaker, then pumped to the decanter centrifuge, with High Speed (VFD), the particles bigger than 5microns are separated. The almost clean fluid can be recycled.
This time the project for Sinopec is 8sets, each sets got 2 High G shaker, 1 premium decanter centrifuge; and normally it works for most of the drilling projects, waste management. Combine this with the solids control ssytem, to be a NO MUD PIT / ZERO DISCHARGE cuttings treatement system.
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Published: 24 May 2015